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| Number | Title | Issue Date |
| 8154354 | Nonlinear pulse oscillator methods and apparatus Methods and apparatus for implementing stable self-starting and self-sustaining high-speed electrical nonlinear pulse (e.g., soliton, cnoidal wave, or quasi-soliton) oscillators. Chip-scale nonlinear pulse oscillator devices may be fabricated using III-V semiconduct... | 04/10/2012 |
| 7764137 | Circuit and method for generating electrical solutions with junction field effect transistors A circuit can include an amplifier having at least a first junction field effect transistor (JFET) of a first conductivity type with a source coupled to a first power supply node, and a drain coupled to an amplifier output node. A first variable bias circuit can be ... | 07/27/2010 |
| 7605670 | User-definable low cost, low noise, and phase hit insensitive multi-octave-band tunable oscillator An aspect of the present invention is a voltage controlled oscillator that provides multi octave band tenability. The oscillator preferably includes one or more multi planar resonators which allow it to be implemented in integrated circuit form. Oscillators implemen... | 10/20/2009 |
| 7492230 | Method and apparatus for effecting high-frequency amplification or oscillation An apparatus includes a distributed resonant tunneling section with a plurality of inductive portions that are coupled in series with each other between first and second nodes, such that a respective further node is present between each adjacent pair of the inductiv... | 02/17/2009 |
| 7378925 | Dielectric resonator, dielectric resonator frequency adjusting method, and dielectric resonator integrated circuit An oscillator comprising a dielectric resonator (DR) has a high controllability and reproducibility of coupling between the dielectric resonator (DR) and an oscillation circuit, and an integrated circuit is reduced in size. The dielectric resonator (DR) (1) i... | 05/27/2008 |
| 7378915 | Dielectric resonator oscillator and radar apparatus using the same At least one of a rise time and a fall time of a dielectric resonator oscillator are reduced. The dielectric resonator oscillator includes a dielectric resonator, a drive circuit for applying a resonance voltage to the dielectric resonator, a switch for applying a v... | 05/27/2008 |
| 7339440 | Nonlinear pulse oscillator methods and apparatus Methods and apparatus for implementing stable self-starting and self-sustaining electrical nonlinear pulse (e.g., soliton, cnoidal wave, or quasi-soliton) oscillators. In one example, a nonlinear pulse oscillator is implemented as a closed loop structure that compri... | 03/04/2008 |
| 7307581 | Mounting structure of high-frequency semiconductor apparatus and its production method In a high-frequency circuit having a substrate having a high-frequency transmission line and an dielectric resonator formed on said substrate so that said dielectric resonator and said high-frequency transmission line may be coupled electro-magnetically to each othe... | 12/11/2007 |
| 7268637 | Low cost RF oscillator devices manufactured from conductive loaded resin-based materials Inductor-capacitor (LC) oscillator circuits are formed of a conductive loaded resinbased material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a... | 09/11/2007 |
| 7265711 | High-frequency oscillator, high-frequency transmission-reception apparatus using the same, radar apparatus, and radar-apparatus-equipped vehicle and small boat equipped with the same A high-frequency oscillator that can tune oscillation characteristics is provided. A high-frequency oscillator includes a Gunn diode serving as a high-frequency oscillation element that generates high-frequency signals, a resonator connected to the Gunn diode, a var... | 09/04/2007 |
| 7236060 | Electronic pulse generator and oscillator Distributed traveling wave oscillator circuitry is disclosed. The oscillator circuitry includes a signal path, a plurality of active switching means, and a direction promoting means. The signal path is formed from a pair of adjacent conductors and exhibits endless e... | 06/26/2007 |
| 7218180 | Low noise oscillator A low noise oscillator constructed using a rotary traveling wave oscillator. The conductors of the rotary traveling wave oscillator provide at any tap position a pair of oppositely phased oscillations and these oscillations have slightly different phases at position... | 05/15/2007 |
| 7202753 | Oscillation circuit and radio communication device using the same An power divider and a surface acoustic wave resonator are provided to a feedback path of an amplifier for oscillation. The surface acoustic wave resonator connects an input side of the amplifier and the power divider connects an output side of the amplifier so as t... | 04/10/2007 |
| 7199674 | Low phase noise, wide tune range saw oscillators and methods of operating the same A two port, single pole SAW resonator is employed for a local oscillator to eliminate the secondary frequency responses of the prior art without adding additional inductances and capacitances within an amplifier stage. The stray capacitance which is seen within the ... | 04/03/2007 |
| 7165298 | Method of making a surface acoustic wave device A surface acoustic wave die system and method are disclosed herein, including a surface acoustic wave sensor comprising one or more surface acoustic wave die disposed and hermetically sealed between a base and a cover. An adhesive is generally for securing one or mo... | 01/23/2007 |
| 7167057 | Microwave oscillator A microwave oscillator having a hollow conductor, an oscillation generator which is mounted on a heatsink and projects into the hollow conductor, and a printed circuit board having electronic components for supplying direct voltage to the oscillation generator. The ... | 01/23/2007 |
| 7161441 | High frequency distributed oscillator using coupled transmission line The present invention relates to a distributed oscillator, and more particularly, to a high frequency distributed oscillator using coupled transmission lines. According to the present invention, coupled transmission lines capable of increasing the frequency selectiv... | 01/09/2007 |
| 7148762 | Method for adjusting a resonator in an oscillator A method for tuning a resonator in an oscillator is provided. A dielectric serving as a resonator in the oscillator is trimmed in a targeted manner by laser pulses until a target frequency for the resonator is reached. The lasers used may be excimer lasers or solid-... | 12/12/2006 |
| 7145406 | Phase adjusting circuit and oscillator including the same A phase adjusting circuit includes a meandering inductor provided on the surface of a base substrate, and a zero-ohm resistor mounted on two parallel line portions with one parallel line portion provided therebetween. The parallel line portions of the meandering ind... | 12/05/2006 |
| 7145405 | Planar high frequency oscillator A planar harmonic high frequency oscillator comprises a pair of amplifiers for oscillation, a micro-strip line for connecting between inputs of the pair of amplifiers and between outputs of the amplifiers, a slot line disposed between the inputs and the outputs of t... | 12/05/2006 |
| 7145404 | Injection locked high frequency oscillator A push-push high frequency oscillator comprises a pair of amplifiers for oscillation, a loop-shaped microstrip line for connecting inputs of the pair of amplifiers to each other and connecting outputs of the pair of amplifiers to each other, a slot line disposed bet... | 12/05/2006 |
| 7142068 | Voltage controlled oscillator small in reduction of inductance and Q The voltage controlled oscillator contains a circuit board having a laminate of a plurality of insulating plates, a wiring pattern formed on a surface of the circuit board, an electronic part mounted on the surface of the circuit board, a resonance strip line provid... | 11/28/2006 |
| 7138870 | System and method for providing a lossless and dispersion-free transmission line A lossless (or low loss) transmission line can be constructed using an auxiliary conductor inductively coupled to the primary conductor and driven by the primary conductor through an active shunt network distributed along the transmission line. The auxiliary conduct... | 11/21/2006 |
| 7132890 | System and method for providing distributed amplification A distributed amplifier, or if desired, an oscillator can be constructed using an active transmission line. The active transmission line, in turn, can be constructed using an auxiliary conductor inductively coupled to the primary conductor. The auxiliary conductor i... | 11/07/2006 |
| 7113049 | Device for generating oscillations in the high frequency range A device for generating electromagnetic oscillations in the HF range, in particular in the gigahertz range, using at least one Gunn element, in particular at least one Gunn diode. The device is designed to be attached to at least one printed-board-like electric or e... | 09/26/2006 |
| 7095366 | High-frequency oscillation apparatus, radio apparatus, and radar A high-frequency oscillation apparatus wherein an oscillation signal output from a voltage controlled oscillator (VCO) is transferred through a transfer line to a resonator and the resonator is excited. The resonator is coupled with a second transfer line and an RF ... | 08/22/2006 |
| 7076870 | Manufacturing process for a surface-mount metal-cavity package for an oscillator crystal blank A surface-mount package for an oscillator crystal blank is made from a metal sheet substrate. Half-etched cavities are formed on one side of the sheet. The half-etched cavities are filled in with an insulator. The center of the insulator is drilled until metal is re... | 07/18/2006 |
| 7075378 | High spectral purity microwave oscillator using air-dielectric cavity A high spectral purity microwave oscillator is provided. The Oscillator uses an air-dielectric cavity and employs the known carrier-suppression technique. In one embodiment, the oscillator employs a high-Q cavity to self-sustain an oscillating signal formed by feedi... | 07/11/2006 |
| 7068115 | Monolithic microwave integrated circuit voltage controlled coupled feedback oscillator A feedback oscillator device formed with an integrated circuit having a semiconductor material substrate on a ground plane. The circuit has an amplifier having an input and an output is provided at least in part on said semiconductor material substrate. A directiona... | 06/27/2006 |
| 7061336 | High frequency oscillator A high frequency oscillator which obtains an oscillation output by combining the outputs of two oscillators has a substrate, first and second amplifiers for oscillation so disposed that their output ends be opposite each other, first and second signal lines each con... | 06/13/2006 |
| 7049897 | High frequency band oscillator In an oscillator used in a high frequency band such as the microwave band, the millimeter wave band, etc., an oscillation element and circuit components such as a resonator coupled to the oscillation element, etc., are provided inside a casing, the oscillation eleme... | 05/23/2006 |
| 7012475 | Method and apparatus for effecting high-frequency amplification or oscillation An apparatus includes a distributed resonant tunneling section with a plurality of inductive portions that are coupled in series with each other between first and second nodes, such that a respective further node is present between each adjacent pair of the inductiv... | 03/14/2006 |
| 7005932 | Electronic device having adjustable VCO A circuit board having a VCO that can be adjusted during manufacturing is disclosed. The VCO has a resonating circuit, a coupling circuit, and an oscillating circuit. The coupling circuit and the oscillating circuit have adjustable capacitors composed of micro-strip... | 02/28/2006 |
| 6914493 | Noise resistant low phase noise, frequency tracking oscillators and methods of operating the same To secure the benefits of a low phase noise, wide tune range SAW oscillator in noisy environments, the tunable two port SAW resonator circuit within the oscillator is employed in differential mode, connected to a differential amplifier circuit to create a differenti... | 07/05/2005 |
| 6909334 | Low phase noise, wide tune range saw oscillators and methods of operating the same A two port, single pole SAW resonator is employed for a local oscillator to eliminate the secondary frequency responses of the prior art without adding additional inductances and capacitances within an amplifier stage. The stray capacitance which is seen within the ... | 06/21/2005 |
| 6897735 | Oscillator, transmitter/receiver module and radar system The oscillator includes an active device, a substrate, a microstrip line formed on the substrate, and a dielectric block. The resonator is made up with the microstrip line and the dielectric block that is disposed so as to couple with the microstrip line. The active... | 05/24/2005 |
| 6859111 | Voltage tuned ferroelectric resonant oscillator Burnout resistance ferroelectric material is used in the feedback path of a microwave oscillator as a frequency control element. The ferractor has rapid broadband frequency tuning capabilities limited only by the speed of an external DC source. ... | 02/22/2005 |
| 6853260 | Tunable, distributed voltage-controlled oscillator A voltage controlled oscillator is provided. The voltage controlled oscillator includes a differential transmission line and another transmission line, which can include a second differential transmission line or other suitable transmission lines. An active device c... | 02/08/2005 |
| 6842077 | Voltage controlled oscillator for use in a phase locked loop A voltage controlled oscillation device includes a voltage controlled oscillator, fixed-frequency oscillator, frequency mixer, and frequency selector. The voltage controlled oscillator changes the output signal frequency in the microwave band in accordance with the ... | 01/11/2005 |
| 6828867 | Slot electrode dielectric resonator, inductor, capacitor, dielectric filter, oscillator, and communication device A dielectric resonator includes a slot line constructed by providing a slot electrode having a spiral slot at either an external face of a dielectric layer or inside the dielectric layer and a shielding conductor provided at a predetermined distance from the slot el... | 12/07/2004 |
